Michael Karp, M.D.
NPI 1356335434 · Family Medicine Physician · Bohemia, NY
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Michael Karp, M.D. is a Family Medicine Physician provider in Bohemia, NY (NPI 1356335434).
Provider details
- NPI number
- 1356335434
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 134722 (NY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
446 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 202 | $146 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 197 | $104 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 47 | $147 |
Typical Medicare-allowed amounts for these services range $104–$147 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 102 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Buprenorphine Hcl/Naloxone Hclbrand: Buprenorphine-Naloxone | 241 | 24 |
| Atorvastatin Calcium | 185 | 54 |
| Alprazolam | 155 | 30 |
| Omeprazole | 128 | 32 |
| Gabapentin | 103 | 21 |
| Metoprolol Succinate | 90 | 23 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$437 across 14 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (1)
- 1855 Union BlvdBay Shore, NY 11706-7949Phone: (631) 291-0503
Registry dates
- Enumerated
- 2005-09-06
- Last updated
- 2024-11-30
- Certified
- 2024-11-30
Frequently asked questions
- What is Michael Karp's NPI number?
- Michael Karp's National Provider Identifier (NPI) is 1356335434, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Karp's specialty?
- Michael Karp is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Michael Karp located?
- Michael Karp's practice location on file with NPPES is 868 Church St Ste 2, Bohemia, NY 11716-5021.
- What is Michael Karp's phone number?
- The practice phone number listed in the NPPES registry for Michael Karp is (631) 665-4781.
- Does Michael Karp accept Medicare?
- Michael Karp is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Michael Karp's NPI active?
- Yes — Michael Karp's NPI (1356335434) is active in the NPPES registry as of the last update on 2024-11-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.